Latency budgets work better than latency targets. Targets are aspirational. Budgets force you to delete features when yo…

Caches solve a problem and create three new ones: invalidation, observability, and the slow drift between what the cache…

Most of the trouble I see in production comes from boundary cases someone promised would never happen. The code is fine.…

The team I learned the most from didn't have great tools. They had a great habit of reading each other's pull requests i…

Every time I revisit a project after six months, I find at least one place where past-me wrote a comment that present-me…